Home / 86,122.03-129,113.34-26,927.23

Finding the Fourth Proportional to 86,122.03, 129,113.34 and 26,927.23

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Solution

The fourth proportional to 86,122.03, 129,113.34 and 26,927.23 is: 40,369.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,122.03 : 129,113.34 = 26,927.23 : x
  2. Step 2: Convert to fraction form
    86,122.03/129,113.34 = 26,927.23/x
  3. Step 3: Cross multiply
    86,122.03x = 129,113.34 × 26,927.23
  4. Step 4: Simplify right side
    86,122.03x = 3,476,664,602.25
  5. Step 5: Solve for x
    x = 3,476,664,602.25/86,122.03
  6. Step 6: Final answer
    x = 40,369.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.